William s



(No Model.)

W. S. SEYMOUR.

NON-CONDUCTING COVERING, FOR STEAM PIPE FITTINGS.

N0. 313,958. Patented Mar. 17, 1885.

UNTTE STATES PA ENT Trice.

\VILLIAM S. SEYMOUR, OF CHICAGO, ILLINOIS, ASSIGNOR TO JAMES II. SHIELDS AND FREDERICK E. BROWN, BOTH OF SAME PLACE.

NON-CONDUCTING COVERING FOR STEAM-PIPE FITTINGS.

SPECIFICATION forming part of Letters Patent No. 313,958. dated March I7. 1885. Application filed February 18, 1894. (No model.)

T ll h it may concern: by molding them into the desired or required Be it known that I, WILLIAM S. SEYMOUR, forms and their varying sizes. In any case, a citizen of the United States, residing at Chihowever, the inner and outer surfaces of the cago, county of Cook, and State of Illinois, I fitting-covering should substantially conform have invented certain new and useful Imto the shape of the particular fitting for which provemcnts in Non-Conducting Coverings for it is designed, though its inner diameter may,. Steam-Pipe Fittings,'of which the following if preferred, be greater than the diameter of is a specification. l the fitting, so as to leave dead-air spaces a,

This invention relates to improvements in i which will materially promote non-conduc non-conducting coverings for elbows,T-joints, tion. In this connection it should be stated valves,and other fittings for steam-pipes,which that these coverings may be composed in part coverings are designed to be used in connecor in Whole of corrugated or indented sheets tion with any suitable coverings for the steami for providing cellular dead-air spaces throughpipes themselves, to prevent the radiation of out said covering. heat, or in other cases in which it is intended It is obvious thatin awhole condition much to protect the pipes from intense cold-as, for time, labor, and inconvenience would be reinstance, water-pipes. quired in attaching any of these coverings for The objects of thisinvention are to provide fittings, and in some cases-as, for instance, for keeping in stock coverings conforming to the valve covering-wholly impracticable. the various fittings, and constructed in such a Besides, these coverings are usually applied manner that they may be conveniently atto fittings after they are united to the pipe, in tached to or removed from said fittings. l which case the coverings could not be applied Heretofore the coverings employed for fitwithout first detaching the pipes. To avoid tings have not conformed thereto, and have these objections it is necessary that some di been constructed of pipe-coverings by mitervision of the covering should be made,and such ing them, and could only be adjusted to their a division as will notinvolve amultiplicity of operative position by first slipping them on pieces,or more than ordinary skillto join them the pipe before connecting it with its fittings, in their operative position, so as to form subwhich not only requires unnecessary time, but stantially a contiguous covering. In attaining presents an unsightly appearance. this end I halve the covering-that is to say,

In the accompanying drawings, Figure 1 divide it on a longitudinal line, as illustrated represents alongitudinal section of a T-fitting in Figs. 4 and 5-and join these halves or two covering embodying my invention; Fig. 2, a parts after they are in their operative position similar view of aglobevalve covering; Fig. 3, by ordinary staples, b, as indicated in Fig. 4, a similar View of an elbow-covering; Fig. i, or by pasting strips of paper or fabric across a transverse section of one of my coverings for the meeting edges of the covering, or both. fittings; Fig. 5, a side elevation of one piece The invention herein involved is notlimited of my two-part coupling. to the particular form of fittings shown and Similar letters of referenceindicate the same described, but may be applied to any or all of arts in the several figures of the drawings. the pipe-fittings in ordinary use, or of irregu- The several and varied forms of coverings lar shape.

A for fittings shown in the drawings may be In some instances it will obviously not be necessary toactually separate the fitting-covcomposed of layers of paper, felt, or asbestus, or ot'v portions of each, compressed to the erings into two pieces, but merely slit them along one side or edge, so as to force them open form of the particular fitting for which the and spring them upon the fittings, as is sometimes donewith pipe-coverings.

covering is intended, and these several sheets may be joined together by pasting, stitching,

Having described my invention, what I claim, and desire to secure by Letters Patent,

or in any other convenient and desirable manner; or these fitting-coverings may be composed of a pulp of any of these or any other ismaterial suitable for non-conducting purposes 1. A covering for pipe-fittings composed of stantially in shape to said fittings, and split or divided longitudinally, of a fastening device 01 devices, substantially as described.

WILLIAM S. SEYMOUR.

sheets or pulp, having its outer surface c0nforming substantially in shape to said fittings, I and split 01' divided longitudinally, substantially as descl ibed.

5 2. The combinatioinwith a pipe-fitting c0vering composed of non-conducting sheets or I pulp having its outer surface conforming sub- Witnesses:

J NO; G. ELLIOTT, XV. W. ELLIOTT. 

